B331133131323131133132233133313231323133313331331122132313231333132321111311
>>
B33113313132313113313223313331323132313331333133112213231323133313232111131
<<
B331133131323131133132233133313231323133313331331122132313231333132321111313
>>
B331133131323131133132233133313231323133313331331122132313231333132321111312
>>